Table T3. Lithologic units, Site 1149.
| Unit/Subunit | Cored intervals | Depth intervals (mbsf) |
Thickness (m) |
Lithology | Age |
|---|---|---|---|---|---|
|
I
|
1149A-1H, 0 cm, to 13H-CC, 19 cm | 0.0-118.2 | 118.2 | Ash- and biogenic silica-bearing clay | late Pleistocene to late Miocene |
|
IIA
|
1149A-14H-1, 0 cm, to 17H-2, 132 cm | 118.2-149.5 | 31.3 | Dark brown pelagic clay with ash layers | Unknown |
|
IIB
|
1149A-17H-2, 132 cm, to 20X-CC, 55 cm | 149.5-179.1 | 30.5 | Dark brown pelagic clay | Unknown |
|
|
1149B-2R-1, 0 cm, to 3R-CC, 10 cm | 160.6-180.0 | 30.5 | ||
|
III
|
1149A-21X-1, 0 cm, to 23X-CC, 6 cm | 179.1-191.5 | 103.8 | Interbedded chert, porcelanite, and siliceous clay | Unknown |
|
|
1149B-4R-1, 0 cm, to 16R-1, 63 cm | 180.6-282.9 | 103.8 | ||
|
IV
|
1149B-16R-1, 63 cm, to 29R-1, 93 cm | 282.9-407.8 | 125.5 | Interbedded radiolarian chert and radiolarian nannofossil marl | late Hauterivian to late Valanginian |
|
|
1149C-3R-1, 0 cm, to 15R-1, 3 cm | 283.6-400.7 | 125.5 | ||
|
|
1149D-2R-1, 0 cm, to 5R-1, 16 cm | 272.2-300.5 | |||
|
V
|
1149B-29R-1, 93 cm, to 29R-2, 139 cm | 407.7-408.2 | 2.0 | Fracture filling (meta)sediment in basalt | late Valanginian |